Ingredients

1/2 ounce sweet vermouth 

1 teaspoon creme de cassis 

Splash of Angostura bitters 

4 ounces chilled Champagne 

Garnish: white currants 

Preparation

Combine vermouth, cremede cassis, and bitters in aChampagne coupe or flute.Top with Champagne.Garnish with currants.